Water filter



FIG. 1 is a perspective view of a water filter showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a side view of the opposite side of FIG. 4;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view thereof showing environment.

The broken lines shown in the drawings illustrate portions of the water filter that form no part of the claimed design. 

CLAIM We claim the ornamental design for a water filter, as shown and described. 